Machine Shop Supervisor

Mach Industries•Huntington Beach, CA

About The Position

About Mach Industries Founded in 2022, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms . At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 220 employees , we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role We are looking for an experienced CNC Machine Shop Supervisor to lead daily operations in our machine shop supporting the production of complex precision components for turbine engines and unmanned aircraft systems (UAS) . This role is responsible for supervising machinists and operators, driving safety, quality, and schedule performance, and ensuring parts are delivered on time and to specification. This is a hands-on leadership role for someone who brings strong CNC machining knowledge, sound judgment, and the ability to keep production moving in a fast-paced manufacturing environment.

Requirements

High school diploma or GED
5+ years of CNC machining experience in a production environment
2+ years of leadership experience in a machine shop or manufacturing setting
Strong knowledge of CNC machining operations, setups, tooling, workholding, and shop workflow
Ability to read and interpret blueprints, engineering drawings, GD&T, and process documentation
Experience using precision measuring tools such as micrometers, calipers, indicators, height gauges, and bore gauges
Strong problem-solving, communication, and organizational skills
Ability to lead in a fast-paced production environment with shifting priorities
Ability to work extended hours or alternate shifts as needed to support production schedules

Nice To Haves

Experience in aerospace, defense, or UAS/drone manufacturing
Familiarity with AS9100, ISO 9001, traceability, and configuration control requirements
Experience with multi-axis CNC mills, lathes, and secondary machining operations
Experience with CAM programming and manufacturing software such as ESPRIT EDGE and Mastercam
Experience with Siemens and FANUC controls
Experience collaborating with CNC programmers and manufacturing engineers to optimize machining strategy, tooling, and process flow
Experience machining aerospace materials such as aluminum, stainless steel, titanium, and inconel
Knowledge of lean manufacturing principles and continuous improvement methods
Experience in low-volume, high-mix or prototype-to-production manufacturing environments

Responsibilities

Lead day-to-day operations in our expanding CNC machine shop, including staffing, work assignments, and production prioritization
Supervise CNC programmers/machinists, setup technicians, and machine operators to ensure safe, efficient, and high-quality execution
Drive performance across safety, quality, output, delivery, and cost
Ensure work is performed to current drawings, setup sheets, and controlled documentation
Oversee setups, first-piece verification, in-process checks, tool offsets, and changeovers
Troubleshoot machining issues related to tooling, machine performance, workholding, dimensional variation, and downtime
Partner closely with Manufacturing Engineering, Quality, Supply Chain, and Production Leadership to resolve issues and maintain schedule
Monitor shop performance metrics including utilization, scrap, rework, downtime, and on-time completion
Maintain readiness of machines, tooling, fixtures, gauges, and materials needed to support production
Support hiring, onboarding, and skills development for machine shop personnel while enforcing accountability and continuous improvement